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Lenovo ThinkPad X12 Detachable Gen 1 vs. Surface Book 3: Full specs comparison

The following is a comprehensive comparison of the Lenovo ThinkPad X12 Detachable Gen 1 and Surface Book 3 specifications, including details on CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it Lenovo ThinkPad X12 Detachable Gen 1 See at Amazon	Compare With Please enter device name or part of it Surface Book 3 See at Amazon

Lenovo ThinkPad X12 Detachable Gen 1 Pros

Reasons that Lenovo ThinkPad X12 Detachable Gen 1 is better than Surface Book 3.

2021 vs. 2020

Intel Core i7-1180G7 inside Lenovo ThinkPad X12 Detachable Gen 1 has a 20% better multi-core CPU performance score than the Intel Core i7-1065G7 inside Surface Book 3.

Geekbench 5 multi-core score

Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i7-1180G7

4,474

Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i5-1140G7

4,085

Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i5-1130G7

4,079

Surface Book 3 - Intel Core i7-1065G7

3,722

Surface Book 3 - Intel Core i5-1035G7

3,691

Lenovo ThinkPad X12 Detachable Gen 1 supports a faster memory speed than the Surface Book 3. It supports up to 4267MHz versus 3733MHz of system memory on the Surface Book 3.

Memory type and speed

Lenovo ThinkPad X12 Detachable Gen 1 - LPDDR4X

4,267 MHz

Surface Book 3 - LPDDR4X

3,733 MHz

Lenovo ThinkPad X12 Detachable Gen 1 weighed 1.85 pounds, 46% lighter than the 3.38 pounds Surface Book 3.

Weight	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Pound	1.85 lbs.	3.38 lbs.
Kilogram	0.84 kg	1.53 kg

Surface Book 3 Pros

Reasons that Surface Book 3 is better than Lenovo ThinkPad X12 Detachable Gen 1.

Surface Book 3 supports a larger memory capacity than the Lenovo ThinkPad X12 Detachable Gen 1. It supports up to 32GB versus 16GB of system memory on the Lenovo ThinkPad X12 Detachable Gen 1.

Max system memory size

Surface Book 3

32 GB

Lenovo ThinkPad X12 Detachable Gen 1

16 GB

Configurable up to Nvidia GeForce RTX 3000 6GB GDDR6 with Max-Q vs. integrated

Surface Book 3 has a 13.5-inch screen size 9% larger than the 12.3-inch Lenovo ThinkPad X12 Detachable Gen 1.

Display size

Surface Book 3

13.5-inch

Lenovo ThinkPad X12 Detachable Gen 1

12.3-inch

Prices

Here are the latest price updates and offers for both devices.

Lenovo ThinkPad X12 Detachable Gen 1 Price
	ThinkPad X12 Case By Lenovo $47.06	See at Amazon
	Lenovo ThinkPad X13 Yoga Gen 2 13.3" WUXGA 2-in-1 Touchscreen (Intel 4-Core i5-1145G7, 16GB RAM, 512GB SSD) Business Laptop, Thunderbolt 4, Backlit, Fingerprint, 3-Yr Warranty, IST Cable, Win 11 Pro By Lenovo $849.98 $899.98 6% OFF	See at Amazon
	Puccy 3 Pack Screen Protector, compatible with Lenovo ThinkPad X12 Detachable Gen 2 12.3" Laptop TPU Film Guard （ Not Tempered Glass Protectors） By Puccy Film for Lenovo ThinkPad X12 Detachable Gen 2 $16.98	See at Amazon
Surface Book 3 Price
	Microsoft Surface Book 3 - 13.5" Touch-Screen - 10th Gen Intel Core i7 - 16GB Memory - 256GB SSD (Latest Model) - Platinum By Microsoft $1,044.92	See at Amazon
	New Microsoft Surface Book 3 - 13.5" Touch-Screen - 10th Gen Intel Core i5 - 8GB Memory - 256GB SSD (Latest Model) - Platinum By Microsoft $499.00 $590.00 15% OFF	See at Amazon
	Microsoft Surface Book 3 (SMW-00001) \| 15in (3240 x 2160) Touch-Screen \| Intel Core i7 Processor \| 32GB RAM \| 1TB SSD Storage \| Windows 10 Pro \| GeForce GTX 1660 GPU (Renewed) By Microsoft $1,420.16 $1,799.99 21% OFF	See at Amazon

Availability	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Released	2021	2020
Release Date	Announced on January 11, 2021 (CES 2021) Available starting January 2021	Introduced: May 6, 2020 Pre-ordered: May 6, 2020 Released: May 12, 2020
Pricing	Starting at $1,149	For Consumer Surface Book 3 13.5” $1,600 - i5 \| 8GB \| 256GB \| Iris Plus $2,000 - i7 \| 16GB \| 256GB \| GTX 1650 $2,500 - i7 \| 32GB \| 512GB \| GTX 1650 $2,700 - i7 \| 32GB \| 1TB \| GTX 1650 Surface Book 3 15” $2,300 - i7 \| 16GB \| 256GB \| GTX 1660 Ti $2,800 - i7 \| 32GB \| 512GB \| GTX 1660 Ti $3,000 - i7 \| 32GB \| 1TB \| GTX 1660 Ti $3,400 - i7 \| 32GB \| 2TB \| GTX 1660 Ti For Commercial Surface Book 3 13.5” $1,700 - i5 \| 8GB \| 256GB \| Iris Plus $2,100 - i7 \| 16GB \| 256GB \| GTX 1650 $2,600 - i7 \| 32GB \| 512GB \| GTX 1650 $2,800 - i7 \| 32GB \| 1TB \| GTX 1650 Surface Book 3 15” $2,400 - i7 \| 16GB \| 256GB \| GTX 1660 Ti $2,900 - i7 \| 32GB \| 512GB \| GTX 1660 Ti $3,100 - i7 \| 32GB \| 1TB \| GTX 1660 Ti $3,500 - i7 \| 32GB \| 2TB \| GTX 1660 Ti $3,500 - i7 \| 32GB \| 512GB \| RTX 3000 $3,700 - i7 \| 32GB \| 1TB \| RTX 3000

Exterior	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Size Comparison	Lenovo ThinkPad X12 Detachable Gen 1Surface Book 3
Dimensions	11.15” x 8.01” x 0.35” (283.3 x 203.5 x 8.8 mm) Tablet Only 11.15” x 8.01” x 0.57” (283.3 x 203.5 x 14.5 mm) With Keyboard	Surface Book 3 13.5” (Core i5) 12.3” x 9.14” x 0.51”-0.90” (312 mm x 232 mm x 13 mm-23 mm) Surface Book 3 13.5” (Core i7) 12.3” x 9.14” x 0.59”-0.90” (312 mm x 232 mm x 15 mm-23 mm) Surface Book 3 15” 13.5” x 9.87” x 0.568-0.90” (343 mm x 251 mm x 15 mm-23 mm)
Weight	Starting at 1.85 lbs (840 g) Tablet Only Starting at 2.65 lbs (1.2 kg) With Keyboard	Surface Book 3 13.5” (Core i5) Total: 3.38 lbs (1,534 g) Tablet: 1.59 lbs (719 g) Surface Book 3 13.5” (Core i7) Total: 3.62 lbs (1,642 g) Tablet: 1.59 lbs (719 g) Surface Book 3 15” Total: 4.20 lbs (1,905 g) Tablet: 1.80 lbs (817 g)
Colors	Black	Platinum
Keyboard and Trackpad	Detachable Keyboard: Backlit with white LED lighting keyboard. Trackpad + TrackPoint® pointing device.	Keyboard: Full-size mechanical backlit keyset with 1.55mm travel. Mechanical friction attaches the Clipboard to the keyboard. Trackpad: Larger size 105 mm x 70 mm, glass. Supports up to Five-finger multitouch gesture.

Display	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Size	12.3 Inches	13.5 Inches
Info	12.3" FHD+ 1920 x 1280 3:2 IPS Anti-Reflective Anti-Smudge 400 nits Corning Gorilla® Glass 5	Surface Book 3 13.5” Display Resolution: 3000 x 2000 (6M Pixels) Display Density: 267 PPI Surface Book 3 15” Display Resolution: 3240 x 2160 (7M Pixels) Display Density: 260 PPI PixelSense™ Display Aspect ratio: 3:2 Contrast ratio: 1600:1 Inking: designed together with Surface Pen Touch: 10 points multi-touch

Ports	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
1 x Thunderbolt™ 4 Supports USB 4, Power Delivery, and DisplayPort. 1 x USB-C Supports USB 3.2 Gen 2, Power Delivery, and DisplayPort. 1 x Headphone / mic combo 1 x Optional Nano SIM slot 1 x Kensington lock slot	Image Source: Microsoft 2 x Full-size USB 3.1 Gen 2 1 x USB Type-C 3.1 Gen 2 Supports Power Delivery and DisplayPort. 2 x Surface Connect™ 1 in tablet, 1 in keyboard base, both supports charging and docking. 1 x Headset jack 1 x Full-size SDXC card reader UHS-II Performance

Internal Specs	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Processor	11th Gen Intel® Core™ i5-1130G7 4 cores, 8 threads, 1.80 → 4.00 GHz, 8MB SmartCache, 15W 11th Gen Intel® Core™ i5-1140G7 with vPro™ 4 cores, 8 threads, 1.80 → 4.20 GHz, 8MB SmartCache, 15W 11th Gen Intel® Core™ i7-1180G7 with vPro™ 4 cores, 8 threads, 2.20 → 4.60 GHz, 12MB SmartCache, 15W	10th Gen Intel® Core™ i5-1035G7 4 cores, 8 threads, 1.20 → 3.70 GHz, 6MB SmartCache, 15W 10th Gen Intel® Core™ i7-1065G7 4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W
Integrated Graphics	11th Gen Intel® Core™ i5-1130G7 Intel® Iris® Xe Graphics 80 Execution Units, 400 → 1100 MHz 11th Gen Intel® Core™ i5-1140G7 with vPro™ Intel® Iris® Xe Graphics 80 Execution Units, 400 → 1100 MHz 11th Gen Intel® Core™ i7-1180G7 with vPro™ Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1100 MHz	10th Gen Intel® Core™ i5-1035G7 Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1050 MHz 10th Gen Intel® Core™ i7-1065G7 Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz
Memory	8GB 16GB 4267 MHz Dual-channel LPDDR4x Memory.	Surface Book 3 13.5” 8GB 16GB 32GB 3733 MHz LPDDR4x Surface Book 3 15” 16GB 32GB 3733 MHz LPDDR4x
Discrete Graphics	-	Surface Book 3 13.5” NVIDIA® GeForce® GTX 1650 with Max-Q Turning Architecture, 4GB GDDR5, 128-bit, 1020 → 1245 MHz, 1024 CUDA Cores. Surface Book 3 15” NVIDIA® GeForce® GTX 1660 Ti with Max-Q Turning Architecture, 6GB GDDR6, 192-bit, 1245 → 1425 MHz, 1536 CUDA Cores. NVIDIA® Quadro® RTX™ 3000 with Max-Q Turning Architecture, 6GB GDDR6, 192-bit, 765 → 1305 MHz, 1920 CUDA Cores, 240 Tensor Cores, 30 RT Cores, Real-time ray tracing, AI hardware acceleration, ODE, QNF,
Storage	256 GB 512 GB 1 TB PCIe SSD	256 GB 512 GB 1 TB 2TB PCIe SSD

Connectivity	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Wi-Fi	Intel® Wi-Fi 6™ AX201 802.11AX (2 x 2) Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac/ax.	Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible.
Bluetooth	Bluetooth 5.1	Bluetooth Wireless 5.0 technology
More	Optional WWAN: 4x4 MIMO 4G (LTE CAT9)	Surface Book 3 15” Only: Xbox Wireless built-in

Battery	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Size	42 Wh	Surface Book 3 13.5” (Core i5) Total: 69Wh Clipboard: 18Wh Base: 51Wh Surface Book 3 13.5” (Core i7) Total: 75.3Wh Clipboard: 18Wh Base: 57.3Wh Surface Book 3 15” Total: 90Wh Clipboard: 23Wh Base: 67Wh
Battery Life	Up to 10.18 hours Based on MobileMark® 2018 battery-life benchmark test	Surface Book 3 13.5” Up to 15.5 hours of typical device usage Surface Book 3 15” Up to 17.5 hours of typical device usage
Power Supply	65 W USB (Type-C) power adapter Supports Rapid Charge.	Surface Book 3 13.5” (Core i5) 65W Surface Power Supply with USB-A (5W) charging port. Surface Book 3 13.5” (Core i7) 102W Surface Power Supply with USB-A (7W) charging port. Surface Book 3 15” 127W Surface Power Supply with USB-A (7W) charging port.

Software	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
OS	Windows 10 Home 64-bit Windows 10 Pro 64-bit	For Consumer: Windows 10 Home 64-bit For Commercial: Windows 10 Pro 64-bit Free upgrade to Windows 11
Built-in Apps	Lenovo Vantage	Microsoft Office 365 30-days trial

Camera & Audio	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Camera	Front-facing camera with ThinkShutter privacy shutter 720p (1280 x 720 HD) camera. Hybrid Infrared (IR) 8MP rear-facing camera	Windows Hello face authentication camera (front-facing) 5.0MP front-facing camera with 1080p HD video 8.0MP rear-facing autofocus camera with 1080p HD video
Audio	Dolby® Premium Dual-array mics	Dual far-field Studio Mics Front-facing stereo speakers with Dolby Atmos® Support for Windows Sonic for Headphones Support for Dolby® Atmos for Headphones

Misc	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
Inking	Supports Active Pen: Lenovo Precision Pen (optional included) Lenovo Digital Pen	Supports Surface Pen 4096 levels of pressure Tilt sensing Best in class latency Paper feel 0.1mm precision
Sensors	-	Ambient light sensor Proximity sensor Accelerometer Gyroscope Magnetometer
Security	Discrete Trusted Platform Module (dTPM) 2.0 Windows Hello & IR camera for facial recognition login The fingerprint reader on the optional keyboard Webcam privacy cover Kensington lock slot	HW TPM 2.0 chip for enterprise security Enterprise-grade protection with Windows Hello face sign-in
In the box	ThinkPad X12 Detachable 65W AC Adapter (Supports Rapid Charge) 4 Cell 42Whr Internal Battery Keyboard (Select Models) Pen (Select Models) Quick Start Guide	Surface Book 3 Power supply Quick Start Guide Safety and warranty documents
Warranty	-	One-year limited hardware warranty
More	-	Supports Surface Dial Supports both on-screen and off-screen interaction.

Key Features	Lenovo ThinkPad X12 Detachable Gen 1	Surface Book 3
At Glance	Released in 2021 3:2 FHD+ 12.3” 1280p 60Hz Weight 1.85 lb 0.84 kg Up to Intel Core i7-1180G7 4C/8T, 2.20 → 4.60 GHz Geekbench 5 1,364 Single Core Geekbench 5 4,474 Multi-Core With integrated Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1100 MHz Configurable up to 16GB 4267 MHz LPDDR4X	Released in 2020 3:2 3.2K 13.5” 2160p 60Hz Weight 3.38 lb 1.53 kg Up to Intel Core i7-1065G7 4C/8T, 1.30 → 3.90 GHz Geekbench 5 1,088 Single Core Geekbench 5 3,722 Multi-Core With integrated Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz Configurable up to 32GB 3733 MHz LPDDR4X Nvidia GeForce RTX 3000 6GB GDDR6 with Max-Q